
New here? This is lesson 93 of a free 240-lesson English course.
Give a reason in English
Ana is at the Blue Plate again. Murray sits on two stools, and she wants to know why.
You will ask why and give a reason with because.
Use Why did you to ask about an action in the past. How come is a short, casual way to ask why.
You will also say the main reason or explain why you could not do something.
By the end of this lesson
Ask why and give a reason.
- Why did you ___?Ask why someone did something.
- How come?A casual way to ask why.
- I did it because ___.Give the reason you did something.
- It's because I need the practice.You explain the cause in a simple way.
- The main reason is work.Work is the biggest cause.
- I couldn't because the bus was late.You say why you were not able to do it.
Scene — two stools
Same afternoon at the Blue Plate. Ana stands by the counter with her tote bag.
Murray sits on two stools at the end, with a black coffee he has not finished.
Dee holds the pot. The jukebox by the door stays quiet, and button B7 stays empty.

Learn — why and because
Six short lines help you ask why and give a reason.
You get Why did you, How come, because, and a line for when you could not do something.

Why did you ___?
Ask why someone did something.
When to use it: Ask this when you want the reason for a past action.
Did shows that the action happened in the past. Use the plain form of the verb in the blank.
Say it: Did and you often link in fast speech.

How come?
A casual way to ask why.
When to use it: Use this with friends as a short, casual why.
How come is casual. Use Why for a more neutral question.
Say it: The stress is on come.

I did it because ___.
Give the reason you did something.
When to use it: Say this after someone asks why you did something.
Because starts the reason, and you fill the blank with the cause.
Say it: Because has stress on the second part.

It's because I need the practice.
You explain the cause in a simple way.
When to use it: Use this to give a simple reason for something.
It's is a contraction of it is and you learn it as one piece.

The main reason is work.
Work is the biggest cause.
When to use it: Say this when work is the biggest cause.
Main reason means the biggest cause, and work is the example here.

I couldn't because the bus was late.
You say why you were not able to do it.
When to use it: Use this to say why you were not able to do something.
Couldn't is could not as one piece, and it is past tense.
Say it: Couldn't ends with a /t/ sound; could does not.
Story — he will not share
Watch Ana ask why Murray uses two stools. Dee has her own reason.
The highlighted words are the lines you just learned.
- Late afternoon at the Blue Plate. Murray sits on two stools. His coffee is still full.
AnaWhy did you take two stools?She asks why he used two stools.
MurrayI did it because a yak needs the room.He took two stools to have enough space.
AnaHow come?A casual way to ask why.
MurrayWell, a yak is not a small guest.He says he is large, so he needs space.
DeeHon, the main reason is that he won't share.She says he does not want to share a stool.- Dee looks at Ana and fills a cup.
DeeWhy did you miss class?She asks why Ana did not go to class.
AnaI couldn't because the bus was late.You say why you were not able to do it.
MurrayHow come? You always take the Blue Line.He asks why, and says she usually takes the train.
AnaI came on the bus. That's how I came.She talks about the trip, not the reason.
DeeHow come means why, hon. Not how.She tells Ana that How come means why.
MurraySo why did you pick night class?He asks why she chose the evening class.
AnaThe main reason is work.Work is the biggest cause.
DeeAnd this diner, hon?She asks why Ana comes to the diner too.
AnaIt's because I need the practice.You explain the cause in a simple way.
DeeHave a seat. You're fine.please sit down
Practice — ask and answer
Eleven quick exercises wait here. You will listen, pick, build, and fill a gap.
They stay short, so you can check how to ask why and give a reason.
0 of 11 done
What did you hear?
What did you hear?
Match the pairs
English
Why did you ___?Drop the Simple English hereHow come?Drop the Simple English hereThe main reason is work.Drop the Simple English hereI couldn't because the bus was late.Drop the Simple English hereSimple English
What do you say?
What do you say?
Murray is on two stools. You want the reason he did that.
What does it mean?
What does it mean?
It's because I need the practice.
Fill the gap
Fill the gap
Give the reason you did something.
I did it ____ ___.
Pick the reply
Dee says:
Pick the reply
Why did you pick the night class?
She asks why you chose the evening class.
And you reply with:
Build the line
Build the line
You say why you were not able to do it.
.
Tap the words in order.
Swap the word
Swap the word
Dee asks why you come to the diner after class.
It's because I need the ____.
True or false?
True or false?
This line asks for a reason.
Which one doesn’t belong?
Which one doesn’t belong?
Fill the gap
Fill the gap
I take that train every time, with no change.
I ____ take the Blue Line.
Say it — say the reason
Now you're Ana at the counter. When it's your turn, tap the microphone and speak the line.
Tap play first if you want to hear the line. Your recording stays on your device.
DeeYou're late, hon.She says Ana arrived after the usual time.- Ana (you)Tell her why you were not able to get here on time.

Tell her why you were not able to get here on time.
I couldn't because the bus was late.
You say why you were not able to do it.
0 of 6 said
Recap — what you can say now
| English | Simple English | Play |
|---|---|---|
| Why did you ___? | Ask why someone did something. | |
| How come? | A casual way to ask why. | |
| I did it because ___. | Give the reason you did something. | |
| It's because I need the practice. | You explain the cause in a simple way. | |
| The main reason is work. | Work is the biggest cause. | |
| I couldn't because the bus was late. | You say why you were not able to do it. |
Save your progress — it’s free
Keep your place in the course and see which lines you’ve learned.
Want the next lesson in your inbox?
Get the next lesson by email, one a day.
Join the newsletterDaily lesson emails are coming soon. Newsletter subscribers get them first.
Keep practicing with Yak Cards
Want to keep these reasons handy? Grab the Yak Cards for this lesson and review them anywhere.
A quick round with the Yak Cards each day keeps why and because ready.
Open Yak Cards